USB plug and play No need for any additional installation, just plug in the computer to use. Built with 10 Additional Media Hotkeys The convenient hotkeys offer you an instant media control and easy access to the most common tools. 1000 dpi Comfortable Mouse The comfortable appearance allows consumers to use it for a long time. Precise 1000dpi optical sensor provides accurate and smooth tracking on the table. Adjustable Feet Stands Adjustable keyboard tilt by extending the feet stands allows you to find personal optimal wrist position.